Question

4r < –12

Answer 1

divide both sides by 4

Answer 2

i meant r < -3

Answer 3

\[\large{\frac{4r}{4}<\frac{-12}{4}}\]

Answer 4

why divide?

Answer 5

\[\large{\frac{\cancel{4}^1 r}{\cancel{4}^1}<\frac{\cancel{-12}^{-3}}{\cancel{4}^1}}\]

Answer 6

so that we can cancel 4 there in LHS

Answer 7

as we want to "solve for r"

Answer 8

soo.. i got -3?

Answer 9

yes

Answer 10

r<-3